26399860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1979}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 59875200

約数和(自身を除く): 33475340

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 667, 1334, 1979, 2668, 3335, 3958, 6670, 7916, 9895, 13340, 19790, 39580, 45517, 57391, 91034, 114782, 182068, 227585, 229564, 286955, 455170, 573910, 910340, 1147820, 1319993, 2639986, 5279972, 6599965, 13199930, 26399860]

約数ペア:

[(1, 26399860), (2, 13199930), (4, 6599965), (5, 5279972), (10, 2639986), (20, 1319993), (23, 1147820), (29, 910340), (46, 573910), (58, 455170), (92, 286955), (115, 229564), (116, 227585), (145, 182068), (230, 114782), (290, 91034), (460, 57391), (580, 45517), (667, 39580), (1334, 19790), (1979, 13340), (2668, 9895), (3335, 7916), (3958, 6670)]